Comment 11 for bug 2072550

IPA kernel parameter whitespace issue.
In /httpboot/pxelinux.cfg/default `ipa-inspection-callback-url` contain a space too much. Removing it fixes the issue.

```
#!ipxe

dhcp || reboot

goto introspect

:introspect
kernel http://192.168.2.1:8080/ipa.kernel ipa-inspection-callback-url= https://192.168.2.1:5050/v1/continue ipa-api-url=https://192.168.2.1:6385 systemd.journald.forward_to_console=yes BOOTIF=${mac} nofb nomodeset vga=normal ipa-collect-lldp=1 ipa-inspection-collectors=default,logs,pci-devices ipa-inspection-benchmarks= ipa-insecure=1 ipa-debug=1 initrd=ipa.initramfs
initrd http://192.168.2.1:8080/ipa.initramfs
boot
```